2157348627200

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:1021

約数の個数: 864

約数和(自身を含む): 6352345423872

約数和(自身を除く): 4194996796672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 31, 32, 40, 41, 46, 50, 52, 62, 64, 65, 80, 82, 92, 100, 104, 115, 124, 128, 130, 155, 160, 164, 184, 200, 205, 208, 230, 248, 256, 260, 299, 310, 320, 325, 328, 368, 400, 403, 410, 416, 460, 496, 520, 533, 575, 598, 620, 640, 650, 656, 713, 736, 775, 800, 806, 820, 832, 887, 920, 943, 992, 1025, 1040, 1066, 1150, 1196, 1240, 1271, 1280, 1300, 1312, 1426, 1472, 1495, 1550, 1600, 1612, 1640, 1664, 1774, 1840, 1886, 1984, 2015, 2050, 2080, 2132, 2300, 2392, 2480, 2542, 2600, 2624, 2665, 2852, 2944, 2990, 3100, 3200, 3224, 3280, 3328, 3548, 3565, 3680, 3772, 3968, 4030, 4100, 4160, 4264, 4435, 4600, 4715, 4784, 4960, 5084, 5200, 5248, 5330, 5704, 5888, 5980, 6200, 6355, 6400, 6448, 6560, 7096, 7130, 7360, 7475, 7544, 7936, 8060, 8200, 8320, 8528, 8870, 9200, 9269, 9430, 9568, 9920, 10075, 10168, 10400, 10496, 10660, 11408, 11531, 11960, 12259, 12400, 12710, 12896, 13120, 13325, 14192, 14260, 14720, 14950, 15088, 16120, 16400, 16523, 16640, 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約数ペア:

[(1, 2157348627200), (2, 1078674313600), (4, 539337156800), (5, 431469725440), (8, 269668578400), (10, 215734862720), (13, 165949894400), (16, 134834289200), (20, 107867431360), (23, 93797766400), (25, 86293945088), (26, 82974947200), (31, 69591891200), (32, 67417144600), (40, 53933715680), (41, 52618259200), (46, 46898883200), (50, 43146972544), (52, 41487473600), (62, 34795945600), (64, 33708572300), (65, 33189978880), (80, 26966857840), (82, 26309129600), (92, 23449441600), (100, 21573486272), (104, 20743736800), (115, 18759553280), (124, 17397972800), (128, 16854286150), (130, 16594989440), (155, 13918378240), (160, 13483428920), (164, 13154564800), (184, 11724720800), (200, 10786743136), (205, 10523651840), (208, 10371868400), (230, 9379776640), (248, 8698986400), (256, 8427143075), (260, 8297494720), (299, 7215212800), (310, 6959189120), (320, 6741714460), (325, 6637995776), (328, 6577282400), (368, 5862360400), (400, 5393371568), (403, 5353222400), (410, 5261825920), (416, 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